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Finding the Fourth Proportional to 22,958.12, 34,415.16 and 7,365.08

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Solution

The fourth proportional to 22,958.12, 34,415.16 and 7,365.08 is: 11,040.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,958.12 : 34,415.16 = 7,365.08 : x
  2. Step 2: Convert to fraction form
    22,958.12/34,415.16 = 7,365.08/x
  3. Step 3: Cross multiply
    22,958.12x = 34,415.16 × 7,365.08
  4. Step 4: Simplify right side
    22,958.12x = 253,470,406.61
  5. Step 5: Solve for x
    x = 253,470,406.61/22,958.12
  6. Step 6: Final answer
    x = 11,040.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.